181ad6265SDimitry Andric // -*- C++ -*- 281ad6265SDimitry Andric //===---------------------------------------------------------------------===// 381ad6265SDimitry Andric // 481ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 581ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 681ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 781ad6265SDimitry Andric // 881ad6265SDimitry Andric //===---------------------------------------------------------------------===// 981ad6265SDimitry Andric 10bdd1243dSDimitry Andric #ifndef _LIBCPP___FWD_STRING_VIEW_H 11bdd1243dSDimitry Andric #define _LIBCPP___FWD_STRING_VIEW_H 1281ad6265SDimitry Andric 1381ad6265SDimitry Andric #include <__config> 14*5f757f3fSDimitry Andric #include <__fwd/string.h> 1581ad6265SDimitry Andric 1681ad6265SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 1781ad6265SDimitry Andric # pragma GCC system_header 1881ad6265SDimitry Andric #endif 1981ad6265SDimitry Andric 2081ad6265SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 2181ad6265SDimitry Andric 2281ad6265SDimitry Andric template <class _CharT, class _Traits = char_traits<_CharT> > 2381ad6265SDimitry Andric class _LIBCPP_TEMPLATE_VIS basic_string_view; 2481ad6265SDimitry Andric 2581ad6265SDimitry Andric typedef basic_string_view<char> string_view; 2681ad6265SDimitry Andric #ifndef _LIBCPP_HAS_NO_CHAR8_T 2781ad6265SDimitry Andric typedef basic_string_view<char8_t> u8string_view; 2881ad6265SDimitry Andric #endif 2981ad6265SDimitry Andric typedef basic_string_view<char16_t> u16string_view; 3081ad6265SDimitry Andric typedef basic_string_view<char32_t> u32string_view; 3181ad6265SDimitry Andric #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS 3281ad6265SDimitry Andric typedef basic_string_view<wchar_t> wstring_view; 3381ad6265SDimitry Andric #endif 3481ad6265SDimitry Andric 35bdd1243dSDimitry Andric // clang-format off 36bdd1243dSDimitry Andric template <class _CharT, class _Traits> 37bdd1243dSDimitry Andric class _LIBCPP_PREFERRED_NAME(string_view) 38bdd1243dSDimitry Andric #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS 39bdd1243dSDimitry Andric _LIBCPP_PREFERRED_NAME(wstring_view) 40bdd1243dSDimitry Andric #endif 41bdd1243dSDimitry Andric #ifndef _LIBCPP_HAS_NO_CHAR8_T 42bdd1243dSDimitry Andric _LIBCPP_PREFERRED_NAME(u8string_view) 43bdd1243dSDimitry Andric #endif 44bdd1243dSDimitry Andric _LIBCPP_PREFERRED_NAME(u16string_view) 45bdd1243dSDimitry Andric _LIBCPP_PREFERRED_NAME(u32string_view) 46bdd1243dSDimitry Andric basic_string_view; 47bdd1243dSDimitry Andric // clang-format on 4881ad6265SDimitry Andric _LIBCPP_END_NAMESPACE_STD 4981ad6265SDimitry Andric 50bdd1243dSDimitry Andric #endif // _LIBCPP___FWD_STRING_VIEW_H 51